Slip
Part of speech: verb
Definition: To lose one's traction on a slippery surface; to slide due to a lack of friction. To err. To pass (a note, money, etc.) often covertly To move quickly and often secretively To worsen. To release a bird of prey to go after a quarry.
Part of speech: noun
Definition: An act or instance of slipping. A women's undergarment worn under a skirt or dress; a shift. A small piece of paper. A mistake or error (slip of the tongue.) A berth; a space for a ship to moor. A difference between the theoretical distance traveled per revolution of the propeller and the actual advance of the vessel. A one-time return to previous maladaptive behaviour after cure. In ceramics, a thin, slippery mix of clay and water. Any of several fielding positions to the off side of the wicket keeper, designed to catch the ball after being deflected from the bat; a fielder in that position (See first slip, second slip, third slip, fourth slip and fifth slip.) A number between 0 and 1 that is the difference between the angular speed of a rotating magnetic field and the angular speed of its rotor, divided by the angular speed of the magnetic field.
Example sentence: The two worst strategic mistakes to make are acting prematurely and letting an opportunity slip; to avoid this, the warrior treats each situation as if it were unique and never resorts to formulae, recipes or other people's opinions.
Err
Part of speech: verb
Definition: To make a mistake.To sin.to stray.
Example sentence: To err is human; but contrition felt for the crime distinguishes the virtuous from the wicked.